[bug #59845] Initialize newton, steffenson solvers with GSL_FN_FDF_EVAL_F_DF

[Leo Singer]

URL:
  <https://savannah.gnu.org/bugs/?59845>

                 Summary: Initialize newton, steffenson solvers with
GSL_FN_FDF_EVAL_F_DF
                 Project: GNU Scientific Library
            Submitted by: lpsinger
            Submitted on: Fri 08 Jan 2021 04:09:33 PM UTC
                Category: Performance
                Severity: 3 - Normal
        Operating System: 
                  Status: None
             Assigned to: None
             Open/Closed: Open
                 Release: 2.6
         Discussion Lock: Any

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Details:

These were the only places in these two solvers where GSL_FN_FDF_EVAL_F or
GSL_FN_FDF_EVAL_DF were used independently. If the function or its derivative
shared some expensive calculations in common, then this could lead to
inefficient initialization of the solver.



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File Attachments:


-------------------------------------------------------
Date: Fri 08 Jan 2021 04:09:33 PM UTC  Name:
0001-initialize-newton-steffenson-solvers-with-GSL_FN_FDF.patch  Size: 1KiB  
By: lpsinger

<http://savannah.gnu.org/bugs/download.php?file_id=50683>

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